#!/usr/bin/python3
# coding: utf-8

from gevent import monkey
monkey.patch_all()

from flask import Flask
from gevent import pywsgi

app = Flask(__name__)


@app.route('/')
def index():
	return 'hello,  world!'

server = pywsgi.WSGIServer(('127.0.0.1', 9000), app)
server.serve_forever()